[inspector] description for weak collections should not contain size

src/inspector/js_protocol.json

 {
     "version": { "major": "1", "minor": "2" },
     "domains": [
     {
         "domain": "Schema",
         "description": "Provides information about the protocol schema.",
         "types": [
             {
                 "id": "Domain",
                 "type": "object",
@@ skipping 34 matching lines @@
                 "type": "string",
                 "enum": ["Infinity", "NaN", "-Infinity", "-0"],
                 "description": "Primitive value which cannot be JSON-stringified."
             },
             {
                 "id": "RemoteObject",
                 "type": "object",
                 "description": "Mirror object referencing original JavaScript object.",
                 "properties": [
                     { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error", "proxy", "promise", "typedarray"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "weakmap", "weakset", "iterator", "generator", "error", "proxy", "promise", "typedarray"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
                     { "name": "className", "type": "string", "optional": true, "description": "Object class (constructor) name. Specified for <code>object</code> type values only." },
                     { "name": "value", "type": "any", "optional": true, "description": "Remote object value in case of primitive values or JSON values (if it was requested)." },
                     { "name": "unserializableValue", "$ref": "UnserializableValue", "optional": true, "description": "Primitive value which can not be JSON-stringified does not have <code>value</code>, but gets this property." },
                     { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
                     { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Unique object identifier (for non-primitive values)." },
                     { "name": "preview", "$ref": "ObjectPreview", "optional": true, "description": "Preview containing abbreviated property values. Specified for <code>object</code> type values only.", "experimental": true },
                     { "name": "customPreview", "$ref": "CustomPreview", "optional": true, "experimental": true}
                 ]
             },
             {
                 "id": "CustomPreview",
                 "type": "object",
                 "experimental": true,
                 "properties": [
                     { "name": "header", "type": "string"},
                     { "name": "hasBody", "type": "boolean"},
                     { "name": "formatterObjectId", "$ref": "RemoteObjectId"},
                     { "name": "bindRemoteObjectFunctionId", "$ref": "RemoteObjectId" },
                     { "name": "configObjectId", "$ref": "RemoteObjectId", "optional": true }
                 ]
             },
             {
                 "id": "ObjectPreview",
                 "type": "object",
                 "experimental": true,
                 "description": "Object containing abbreviated remote object value.",
                 "properties": [
                     { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "weakmap", "weakset", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
                     { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
                     { "name": "overflow", "type": "boolean", "description": "True iff some of the properties or entries of the original object did not fit." },
                     { "name": "properties", "type": "array", "items": { "$ref": "PropertyPreview" }, "description": "List of the properties." },
                     { "name": "entries", "type": "array", "items": { "$ref": "EntryPreview" }, "optional": true, "description": "List of the entries. Specified for <code>map</code> and <code>set</code> subtype values only." }
                 ]
             },
             {
                 "id": "PropertyPreview",
                 "type": "object",
                 "experimental": true,
                 "properties": [
                     { "name": "name", "type": "string", "description": "Property name." },
                     { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol", "accessor"], "description": "Object type. Accessor means that the property itself is an accessor property." },
                     { "name": "value", "type": "string", "optional": true, "description": "User-friendly property value string." },
                     { "name": "valuePreview", "$ref": "ObjectPreview", "optional": true, "description": "Nested value preview." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." }
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "weakmap", "weakset", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." }
                 ]
             },
             {
                 "id": "EntryPreview",
                 "type": "object",
                 "experimental": true,
                 "properties": [
                     { "name": "key", "$ref": "ObjectPreview", "optional": true, "description": "Preview of the key. Specified for map-like collection entries." },
                     { "name": "value", "$ref": "ObjectPreview", "description": "Preview of the value." }
                 ]
@@ skipping 962 matching lines @@
             {
                 "name": "heapStatsUpdate",
                 "description": "If heap objects tracking has been started then backend may send update for one or more fragments",
                 "parameters": [
                     { "name": "statsUpdate", "type": "array", "items": { "type": "integer" }, "description": "An array of triplets. Each triplet describes a fragment. The first integer is the fragment index, the second integer is a total count of objects for the fragment, the third integer is a total size of the objects for the fragment."}
                 ]
             }
         ]
     }]
 }